[Bug c/110818] Segmentation fault with '-O3 -fno-dce -fno-ipa-cp -fno-tree-dce -fno-tree-sink'

2023-07-26 Thread 19373742 at buaa dot edu.cn via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110818 --- Comment #3 from CTC <19373742 at buaa dot edu.cn> --- Created attachment 55641 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=55641&action=edit The compiler output

[Bug c/110818] Segmentation fault with '-O3 -fno-dce -fno-ipa-cp -fno-tree-dce -fno-tree-sink'

2023-07-26 Thread 19373742 at buaa dot edu.cn via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110818 --- Comment #2 from CTC <19373742 at buaa dot edu.cn> --- (In reply to Andrew Pinski from comment #1) > The reduced testcase is undefined code > Though the original is most likely well defined valid code. I tried to add "-fsanitize=undefine

[Bug c/110818] Segmentation fault with '-O3 -fno-dce -fno-ipa-cp -fno-tree-dce -fno-tree-sink'

2023-07-26 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110818 --- Comment #1 from Andrew Pinski --- The reduced testcase is undefined code Though the original is most likely well defined valid code.