[Bug c/83108] Unaligned 128bit dereference causes segfault with -O2 on x86-64

2017-11-22 Thread gcc-bugspam at coralbark dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83108 --- Comment #3 from Jon Levell --- I'm surprised this was closed invalid. "While the x86 architecture originally did not require aligned memory access, and still works without it, some SSE2 instructions on x86 CPUs do require the data to be

[Bug c/83108] Unaligned 128bit dereference causes segfault with -O2 on x86-64

2017-11-22 Thread gcc-bugspam at coralbark dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83108 --- Comment #1 from Jon Levell --- Created attachment 42682 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42682=edit Plain source file

[Bug c/83108] New: Unaligned 128bit dereference causes segfault with -O2 on x86-64

2017-11-22 Thread gcc-bugspam at coralbark dot net
Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: gcc-bugspam at coralbark dot net Target Milestone: --- Created attachment 42681 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42681=edit Preprocessed Source file If I h