http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52969
Markus Trippelsdorf <markus at trippelsdorf dot de> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |markus at trippelsdorf dot | |de --- Comment #1 from Markus Trippelsdorf <markus at trippelsdorf dot de> 2012-04-13 09:37:05 UTC --- markus@x4 tmp % cat test.cpp #include <vector> int a, b; void foo (std::vector<float> &cluster) { int j; float xsum[0]; for (; a ; ++j) { xsum[j] = cluster[j]; if (xsum[j] > 0) xsum[j] = 0; } if (xsum[0]) b = 0; } markus@x4 tmp % gcc test.cpp -std=c++0x -ftree-loop-if-convert-stores -O1 test.cpp: In function ‘void foo(std::vector<float>&)’: test.cpp:3:6: internal compiler error: in get_expr_operands, at tree-ssa-operands.c:1035 Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions.