[Bug c/101653] New: Bad code generated when optimizing nested for loops

Component: c Assignee: unassigned at gcc dot gnu.org Reporter: phd at phd dot re Target Milestone: --- Not sure if this was already reported. Bad code is generated when optimizing nested for loops: int main(void) { unsigned a, b, c = 0; // issue only occurs for unsigned

[Bug c++/91318] [C++][PATCH] warnings about unused internal macros with -Wunused-macros and #pragma GCC optimize

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91318 --- Comment #5 from Piotr Henryk Dabrowski --- Ping.

[Bug c++/91318] [C++][PATCH] warnings about unused internal macros with -Wunused-macros and #pragma GCC optimize

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91318 --- Comment #3 from Piotr Henryk Dabrowski --- Sent: https://gcc.gnu.org/ml/gcc-patches/2019-08/msg00325.html

[Bug c++/91318] warnings about unused internal macros with -Wunused-macros and #pragma GCC optimize

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91318 --- Comment #1 from Piotr Henryk Dabrowski --- Created attachment 46656 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46656&action=edit 0001-do-not-warn-unused-macros-pragma-gcc-optimize.patch

[Bug c++/91318] New: warnings about unused internal macros with -Wunused-macros and #pragma GCC optimize

Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: phd at phd dot re Target Milestone: --- GCC shows annoying warnings about unused internal macros when using -Wunused-macros parameter to compile code containing #pragma

[Bug c++/81787] [5/6/7/8 Regression] `#pragma GCC diagnostic warning "-fpermissive"` no longer works since gcc 4.8

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81787 Piotr Henryk Dabrowski changed: What|Removed |Added CC||phd at phd dot re --- Comment

[Bug preprocessor/77488] Proposal for __FILENAME_ONLY__

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77488 Piotr Henryk Dabrowski changed: What|Removed |Added CC||phd at phd dot re --- Comment