http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55504
Bug #: 55504
Summary: gcc.c-torture/execute/20071018-1.c execution failures
with -fsanitize=address
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: sanitizer
AssignedTo: [email protected]
ReportedBy: [email protected]
CC: [email protected], [email protected],
[email protected], [email protected]
Using...
make -k check-gcc RUNTESTFLAGS="--target_board=unix'{-fsanitize=address}'"
on x86_64-apple-darwin12 produces execution failures in...
FAIL: gcc.c-torture/execute/20071018-1.c execution, -O0
FAIL: gcc.c-torture/execute/20071018-1.c execution, -O1
FAIL: gcc.c-torture/execute/20071018-1.c execution, -O2
FAIL: gcc.c-torture/execute/20071018-1.c execution, -O3 -fomit-frame-pointer
FAIL: gcc.c-torture/execute/20071018-1.c execution, -O3 -g
FAIL: gcc.c-torture/execute/20071018-1.c execution, -Os
FAIL: gcc.c-torture/execute/20071018-1.c execution, -Og -g
FAIL: gcc.c-torture/execute/20071018-1.c execution, -O2 -flto
-flto-partition=none
FAIL: gcc.c-torture/execute/20071018-1.c execution, -O2 -flto
which are of the form...
Executing on host: /sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/xgcc
-B/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/
/sw/src/fink.build/gcc48-4.8.0-1000/gcc-4.8-20121127/gcc/testsuite/gcc.c-torture/execute/20071018-1.c
-fno-diagnostics-show-caret -w -O0 -lm -fsanitize=address -o
/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/testsuite/gcc/20071018-1.x0
(timeout = 300)
PASS: gcc.c-torture/execute/20071018-1.c compilation, -O0
Setting LD_LIBRARY_PATH to
:/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc::/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc
=================================================================
==32238== ERROR: AddressSanitizer: heap-buffer-overflow on address
0x00010e4d9fb8 at pc 0x10b81ee35 bp 0x7fff543dea70 sp 0x7fff543dea68
WRITE of size 8 at 0x00010e4d9fb8 thread T0
#0 0x10b81ee34
(/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/testsuite/gcc/20071018-1.x0+0x100000e34)
#1 0x10b81ee89
(/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/testsuite/gcc/20071018-1.x0+0x100000e89)
#2 0x7fff8bd827e0 (/usr/lib/system/libdyld.dylib+0x27e0)
#3 0x0
0x00010e4d9fb8 is located 8 bytes to the left of 32-byte region
[0x00010e4d9fc0,0x00010e4d9fe0)
allocated by thread T0 here:
#0 0x10b830a25 (/sw/lib/gcc4.8/lib/libasan.0.dylib+0xba25)
#1 0x7fff94c3b152 (/usr/lib/system/libsystem_c.dylib+0x2d152)
#2 0x7fff94c3bba6 (/usr/lib/system/libsystem_c.dylib+0x2dba6)
#3 0x10b81ede3
(/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/testsuite/gcc/20071018-1.x0+0x100000de3)
#4 0x10b81ee89
(/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/testsuite/gcc/20071018-1.x0+0x100000e89)
#5 0x7fff8bd827e0 (/usr/lib/system/libdyld.dylib+0x27e0)
Shadow byte and word:
0x100021c9b3f7: fa
0x100021c9b3f0: fa fa fa fa fa fa fa fa
More shadow bytes:
0x100021c9b3d0: fa fa fa fa fa fa fa fa
0x100021c9b3d8: fa fa fa fa fa fa fa fa
0x100021c9b3e0: fa fa fa fa fa fa fa fa
0x100021c9b3e8: fa fa fa fa fa fa fa fa
=>0x100021c9b3f0: fa fa fa fa fa fa fa fa
0x100021c9b3f8: 00 00 00 00 fb fb fb fb
0x100021c9b400: fa fa fa fa fa fa fa fa
0x100021c9b408: fa fa fa fa fa fa fa fa
0x100021c9b410: fa fa fa fa fa fa fa fa
Stats: 0M malloced (0M for red zones) by 1 calls
Stats: 0M realloced by 0 calls
Stats: 0M freed by 0 calls
Stats: 0M really freed by 0 calls
Stats: 0M (128 full pages) mmaped in 1 calls
mmaps by size class: 7:4095;
mallocs by size class: 7:1;
frees by size class:
rfrees by size class:
Stats: malloc large: 0 small slow: 1
==32238== ABORTING
FAIL: gcc.c-torture/execute/20071018-1.c execution, -O0
