http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52330
Bug #: 52330 Summary: pr50305.c: valgrind problem on invalid asm Classification: Unclassified Product: gcc Version: 4.7.0 Status: UNCONFIRMED Severity: minor Priority: P3 Component: c AssignedTo: unassig...@gcc.gnu.org ReportedBy: dcb...@hotmail.com I just tried to compile the file gcc/testsuite/gcc.target/arm/pr50305.c under valgrind on trunk dated 20120219 on an AMD x86_64 box. Valgrind said ==4007== Invalid read of size 8 ==4007== at 0x6B0212: adjust_address_1(rtx_def*, machine_mode, long, int, int) (emit-rtl.c:2043) ==4007== by 0xBCA083: ix86_print_operand(_IO_FILE*, rtx_def*, int) (i386.c:14096) ==4007== by 0x6F4DF0: _Z15output_asm_insnPKcPP7rtx_def.part.16 (final.c:3531)==4007== by 0x6F66D4: final_scan_insn(rtx_def*, _IO_FILE*, int, int, int*) (final.c:1941) No special flags required.