[Bug tree-optimization/18519] [4.0 Regression] ICE: Segmentation fault at -O3

2004-11-16 Thread pinskia at gcc dot gnu dot org
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16 14:27 --- Confirmed reduced testcase: struct QChar { unsigned short ucs; } ; int tibetan_form( const QChar &c ); static inline int tibetan_nextSyllableBoundary( int start, bool *invalid, QChar *uc) { int pos =

[Bug tree-optimization/18519] [4.0 Regression] ICE: Segmentation fault at -O3

2004-11-16 Thread pinskia at gcc dot gnu dot org
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16 13:14 --- Note -O2 -finline-functions is enough to reproduce the bug. The backtrace: #0 0x002c51e0 in operand_equal_p (arg0=0x26cb000, arg1=0x26c9300, flags=0) at /Users/pinskia/ src/local/gcc/gcc/fold-const.c:2350