Seen on Ubuntu Hardy on r139924. [EMAIL PROTECTED]:~/volatile/tmp23$ current-gcc -O3 small.c current-gcc: Internal error: Segmentation fault (program cc1) Please submit a full bug report. See <http://gcc.gnu.org/bugs.html> for instructions.
[EMAIL PROTECTED]:~/volatile/tmp23$ current-gcc -v Using built-in specs. Target: i686-pc-linux-gnu Configured with: ../configure --program-prefix=current- --enable-languages=c,c++ --prefix=/home/regehr : (reconfigured) ../configure --program-prefix=current- --enable-languages=c,c++ --prefix=/home/regehr : (reconfigured) ../configure --program-prefix=current- --enable-languages=c,c++ --prefix=/home/regehr : (reconfigured) ../configure --program-prefix=current- --enable-languages=c,c++ --prefix=/home/regehr : (reconfigured) ../configure --program-prefix=current- --prefix=/home/regehr --enable-languages=c,c++ --no-create --no-recursion : (reconfigured) ../configure --program-prefix=current- --prefix=/home/regehr --enable-languages=c,c++ --no-create --no-recursion Thread model: posix gcc version 4.4.0 20080903 (experimental) (GCC) [EMAIL PROTECTED]:~/volatile/tmp23$ cat small.c typedef signed char int8_t; typedef short int int16_t; typedef int int32_t; __extension__ typedef long long int int64_t; typedef unsigned int uint32_t; static inline int lshift_s_s (int left, int right) { if ((left < 0) || (right < 0) || (right >= sizeof (int) * 8) || (left > (1 >> right))) return left; } static inline uint32_t safe_mul_int32_t_s_s (int32_t si1, int32_t si2) { if (si2 > 0) { } else if ((si1) && (si2 < (2147483647 / si1))) return si1; return si1 * si2; } static inline uint32_t safe_mod_int32_t_s_s (int32_t si1, uint32_t si2) { } static inline uint32_t safe_div_int32_t_s_s (int32_t si1, uint32_t si2) { return si1; } int16_t g_223; int32_t g_243; int32_t func_100 (int8_t p_102, int64_t p_104); uint32_t func_45 (int64_t p_47, uint32_t p_48, uint32_t p_49) { for (0; 1; 1) { uint32_t l_281; if (safe_div_int32_t_s_s ((safe_mul_int32_t_s_s (func_100 (p_48, 1), (lshift_s_s (g_223, g_243)))) < (safe_mod_int32_t_s_s (l_281, p_48)), 1)) return 1; } } int32_t func_100 (int8_t p_102, int64_t p_104) { int8_t l_105 = 0xB6L; return l_105; } -- Summary: Internal error: Segmentation fault (program cc1) Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: regehr at cs dot utah dot edu GCC build triplet: i686-pc-linux-gnu GCC host triplet: i686-pc-linux-gnu GCC target triplet: i686-pc-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37341