gcc-8.1-O0 |   | Addresses: p=0x21ae030 q=0x21ae030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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gcc-8.1-O2 |   | Addresses: p=0x1e30030 q=0x1e30030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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gcc-8.1-O3 |   | Addresses: p=0x1a44030 q=0x1a44030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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gcc-8.1-O2-no-strict-aliasing |   | Addresses: p=0x694030 q=0x694030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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gcc-8.1-O3-no-strict-aliasing |   | Addresses: p=0x18c4030 q=0x18c4030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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clang-6.0-O0 |   | Addresses: p=0x1e67030 q=0x1e67030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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clang-6.0-O2 |   | Addresses: p=0x1938030 q=0x1938030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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clang-6.0-O3 |   | Addresses: p=0x1013030 q=0x1013030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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clang-6.0-O2-no-strict-aliasing |   | Addresses: p=0x1f50030 q=0x1f50030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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clang-6.0-O3-no-strict-aliasing |   | Addresses: p=0xdde030 q=0xdde030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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clang-6.0-UBSAN |   | Addresses: p=0x29cb060 q=0x29cb060 offset=32 *xp=1 *yp=11 *p=11 *q=11
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clang-6.0-ASAN |   | exit codes: compile 0 / execute 1
================================================================= ==20333==ERROR: LeakSanitizer: detected memory leaks
Direct leak of 4 byte(s) in 1 object(s) allocated from: #0 0x4ba4a3 in __interceptor_malloc /tmp/final/llvm.src/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:88:3 #1 0x4e71de in main (/auto/homes/vb358/charon2/pointer_offset_from_subtraction_1_malloc.c.clang-6.0-ASAN.out+0x4e71de)
Direct leak of 4 byte(s) in 1 object(s) allocated from: #0 0x4ba4a3 in __interceptor_malloc /tmp/final/llvm.src/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:88:3 #1 0x4e71d1 in main (/auto/homes/vb358/charon2/pointer_offset_from_subtraction_1_malloc.c.clang-6.0-ASAN.out+0x4e71d1)
SUMMARY: AddressSanitizer: 8 byte(s) leaked in 2 allocation(s).
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clang-6.0-MSAN |   | Addresses: p=0x701000000010 q=0x701000000010 offset=16 *xp=1 *yp=11 *p=11 *q=11
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icc-19-O0 |   | Addresses: p=0x1968030 q=0x1968030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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icc-19-O2 |   | Addresses: p=0x2254030 q=0x2254030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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icc-19-O3 |   | Addresses: p=0x1da4030 q=0x1da4030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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icc-19-O2-no-strict-aliasing |   | Addresses: p=0xfe3030 q=0xfe3030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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icc-19-O3-no-strict-aliasing |   | Addresses: p=0xca5030 q=0xca5030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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cerberus-concrete |   | BEGIN EXEC[0] Killed {msg: MerrPtrdiff} END EXEC[0] Time spent: 0.056474 seconds
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cerberus-symbolic |   | exit codes: compile 0 / execute 1
cerberus: internal error, uncaught exception: Failure("TODO: Symbolic defacto, isWellAligned_ptrval")
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gcc-4.9-shadowprov |   | exit codes: compile 0 / execute 134
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CHERI:MIPS-O0 |   | Addresses: p=0x4003e010 q=0x4003e010 offset=8 *xp=1 *yp=11 *p=11 *q=11
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CHERI:MIPS-O2 |   | Addresses: p=0x4003e010 q=0x4003e010 offset=8 *xp=1 *yp=11 *p=11 *q=11
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CHERI:MIPS-O2-no-strict-aliasing |   | Addresses: p=0x4003e010 q=0x4003e010 offset=8 *xp=1 *yp=11 *p=11 *q=11
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CHERI:CHERI-O0-uintcap-addr-exact-equals |   | Addresses: p=0x7c00006010 q=0x7c00006010 offset=8
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CHERI:CHERI-O2-uintcap-addr-exact-equals |   | Addresses: p=0x7c00006010 q=0x7c00006010 offset=8
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CHERI:CHERI-O2-no-strict-aliasing-uintcap-addr-exact-equals |   | Addresses: p=0x7c00006010 q=0x7c00006010 offset=8
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CHERI:CHERI-O0-uintcap-offset-exact-equals |   | Addresses: p=0x7c00006010 q=0x7c00006010 offset=8
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CHERI:CHERI-O2-uintcap-offset-exact-equals |   | Addresses: p=0x7c00006010 q=0x7c00006010 offset=8
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CHERI:CHERI-O2-no-strict-aliasing-uintcap-offset-exact-equals |   | Addresses: p=0x7c00006010 q=0x7c00006010 offset=8
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CHERI:CHERI-O0-uintcap-addr |   | Addresses: p=0x7c00006010 q=0x7c00006010 offset=8
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CHERI:CHERI-O2-uintcap-addr |   | Addresses: p=0x7c00006010 q=0x7c00006010 offset=8
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CHERI:CHERI-O2-no-strict-aliasing-uintcap-addr |   | Addresses: p=0x7c00006010 q=0x7c00006010 offset=8
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CHERI:CHERI-O0-uintcap-offset |   | Addresses: p=0x7c00006010 q=0x7c00006010 offset=8
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CHERI:CHERI-O2-uintcap-offset |   | Addresses: p=0x7c00006010 q=0x7c00006010 offset=8
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CHERI:CHERI-O2-no-strict-aliasing-uintcap-offset |   | Addresses: p=0x7c00006010 q=0x7c00006010 offset=8
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RV-Match |   | exit codes: compile 0 / execute 1
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ch2o |   | In file included from /usr/local/Cellar/gcc/7.3.0_1/lib/gcc/7/gcc/x86_64-apple-darwin17.3.0/7.3.0/include/stdint.h:9:0, from pointer_offset_from_subtraction_1_malloc.c:3: /usr/local/Cellar/gcc/7.3.0_1/lib/gcc/7/gcc/x86_64-apple-darwin17.3.0/7.3.0/include-fixed/stdint.h:27:10: fatal error: sys/_types/_int8_t.h: No such file or directory #include <sys/_types/_int8_t.h> ^~~~~~~~~~~~~~~~~~~~~~ compilation terminated.
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compcert-3.2 |   | Addresses: p=0x15ed030 q=0x15ed030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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compcert-3.2-O |   | Addresses: p=0x195c030 q=0x195c030 offset=32 *xp=1 *yp=11 *p=11 *q=11
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compcert-3.2-interp |   | Time 0: calling main() --[step_internal_function]--> Time 1: in function main, statement xp = malloc(sizeof(int)); yp = malloc(sizeof(int)); *((int *) xp) = 1; *((int *) yp) = 2; offset = (unsigned char *) yp - (unsigned char *) xp; p1 = (unsigned char *) xp; p2 = p1 + offset; p = (int *) p2; q = (int *) yp; printf(__stringlit_1, (void *) p, (void *) q, offset); if (memcmp(&p, &q, sizeof(int *)) == 0) { *p = 11; printf(__stringlit_2, *((int *) .), *((int *) .), *((int *) .), *((int *) .)); } return 0; return 0; --[step_seq]--> Time 2: in function main, statement xp = malloc(sizeof(int)); yp = malloc(sizeof(int)); *((int *) xp) = 1; *((int *) yp) = 2; offset = (unsigned char *) yp - (unsigned char *) xp; p1 = (unsigned char *) xp; p2 = p1 + offset; p = (int *) p2; q = (int *) yp; printf(__stringlit_1, (void *) p, (void *) q, offset); if (memcmp(&p, &q, sizeof(int *)) == 0) { *p = 11; printf(__stringlit_2, *((int *) .), *((int *) .), *((int *) .), *((int *) .)); } return 0; --[step_seq]--> Time 3: in function main, statement xp = malloc(sizeof(int)); --[step_do_1]--> Time 4: in function main, expression xp = malloc(sizeof(int)) --[red_var_local]--> Time 5: in function main, expression <loc xp> = malloc(sizeof(int)) --[red_var_global]--> Time 6: in function main, expression <loc xp> = <loc malloc>(sizeof(int)) --[red_rvalof]--> Time 7: in function main, expression <loc xp> = <ptr malloc>(sizeof(int)) --[red_sizeof]--> Time 8: in function main, expression <loc xp> = <ptr malloc>(4U) --[red_call]--> Time 9: calling malloc(4) --[step_external_function]--> Time 10: returning <ptr> --[step_returnstate]--> Time 11: in function main, expression <loc xp> = <ptr> --[red_assign]--> Time 12: in function main, expression <ptr> --[step_do_2]--> Time 13: in function main, statement /*skip*/; --[step_skip_seq]--> Time 14: in function main, statement yp = malloc(sizeof(int)); *((int *) xp) = 1; *((int *) yp) = 2; offset = (unsigned char *) yp - (unsigned char *) xp; p1 = (unsigned char *) xp; p2 = p1 + offset; p = (int *) p2; q = (int *) yp; printf(__stringlit_1, (void *) p, (void *) q, offset); if (memcmp(&p, &q, sizeof(int *)) == 0) { *p = 11; printf(__stringlit_2, *((int *) .), *((int *) .), *((int *) .), *((int *) .)); } return 0; --[step_seq]--> Time 15: in function main, statement yp = malloc(sizeof(int)); --[step_do_1]--> Time 16: in function main, expression yp = malloc(sizeof(int)) --[red_var_local]--> Time 17: in function main, expression <loc yp> = malloc(sizeof(int)) --[red_var_global]--> Time 18: in function main, expression <loc yp> = <loc malloc>(sizeof(int)) --[red_rvalof]--> Time 19: in function main, expression <loc yp> = <ptr malloc>(sizeof(int)) --[red_sizeof]--> Time 20: in function main, expression <loc yp> = <ptr malloc>(4U) --[red_call]--> Time 21: calling malloc(4) --[step_external_function]--> Time 22: returning <ptr> --[step_returnstate]--> Time 23: in function main, expression <loc yp> = <ptr> --[red_assign]--> Time 24: in function main, expression <ptr> --[step_do_2]--> Time 25: in function main, statement /*skip*/; --[step_skip_seq]--> Time 26: in function main, statement *((int *) xp) = 1; *((int *) yp) = 2; offset = (unsigned char *) yp - (unsigned char *) xp; p1 = (unsigned char *) xp; p2 = p1 + offset; p = (int *) p2; q = (int *) yp; printf(__stringlit_1, (void *) p, (void *) q, offset); if (memcmp(&p, &q, sizeof(int *)) == 0) { *p = 11; printf(__stringlit_2, *((int *) .), *((int *) .), *((int *) .), *((int *) .)); } return 0; --[step_seq]--> Time 27: in function main, statement *((int *) xp) = 1; --[step_do_1]--> Time 28: in function main, expression *((int *) xp) = 1 --[red_var_local]--> Time 29: in function main, expression *((int *) <loc xp>) = 1 --[red_rvalof]--> Time 30: in function main, expression *((int *) <ptr>) = 1 --[red_cast]--> Time 31: in function main, expression *<ptr> = 1 --[red_deref]--> Time 32: in function main, expression <loc> = 1 --[red_assign]--> Time 33: in function main, expression 1 --[step_do_2]--> Time 34: in function main, statement /*skip*/; --[step_skip_seq]--> Time 35: in function main, statement *((int *) yp) = 2; offset = (unsigned char *) yp - (unsigned char *) xp; p1 = (unsigned char *) xp; p2 = p1 + offset; p = (int *) p2; q = (int *) yp; printf(__stringlit_1, (void *) p, (void *) q, offset); if (memcmp(&p, &q, sizeof(int *)) == 0) { *p = 11; printf(__stringlit_2, *((int *) .), *((int *) .), *((int *) .), *((int *) .)); } return 0; --[step_seq]--> Time 36: in function main, statement *((int *) yp) = 2; --[step_do_1]--> Time 37: in function main, expression *((int *) yp) = 2 --[red_var_local]--> Time 38: in function main, expression *((int *) <loc yp>) = 2 --[red_rvalof]--> Time 39: in function main, expression *((int *) <ptr>) = 2 --[red_cast]--> Time 40: in function main, expression *<ptr> = 2 --[red_deref]--> Time 41: in function main, expression <loc> = 2 --[red_assign]--> Time 42: in function main, expression 2 --[step_do_2]--> Time 43: in function main, statement /*skip*/; --[step_skip_seq]--> Time 44: in function main, statement offset = (unsigned char *) yp - (unsigned char *) xp; p1 = (unsigned char *) xp; p2 = p1 + offset; p = (int *) p2; q = (int *) yp; printf(__stringlit_1, (void *) p, (void *) q, offset); if (memcmp(&p, &q, sizeof(int *)) == 0) { *p = 11; printf(__stringlit_2, *((int *) .), *((int *) .), *((int *) .), *((int *) .)); } return 0; --[step_seq]--> Time 45: in function main, statement offset = (unsigned char *) yp - (unsigned char *) xp; --[step_do_1]--> Time 46: in function main, expression offset = (unsigned char *) yp - (unsigned char *) xp --[red_var_local]--> Time 47: in function main, expression <loc offset> = (unsigned char *) yp - (unsigned char *) xp --[red_var_local]--> Time 48: in function main, expression <loc offset> = (unsigned char *) <loc yp> - (unsigned char *) xp --[red_rvalof]--> Time 49: in function main, expression <loc offset> = (unsigned char *) <ptr> - (unsigned char *) xp --[red_cast]--> Time 50: in function main, expression <loc offset> = <ptr> - (unsigned char *) xp --[red_var_local]--> Time 51: in function main, expression <loc offset> = <ptr> - (unsigned char *) <loc xp> --[red_rvalof]--> Time 52: in function main, expression <loc offset> = <ptr> - (unsigned char *) <ptr> --[red_cast]--> Time 53: in function main, expression <loc offset> = <ptr> - <ptr> Stuck state: in function main, expression <loc offset> = <ptr> - <ptr> Stuck subexpression: <ptr> - <ptr> ERROR: Undefined behavior In file included from pointer_offset_from_subtraction_1_malloc.c:1: In file included from /usr/include/stdio.h:64: In file included from /usr/include/_stdio.h:68: /usr/include/sys/cdefs.h:81:2: warning: "Unsupported compiler detected" [-W#warnings] #warning "Unsupported compiler detected" ^ 1 warning generated.
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