[Bug c/116723] New: performance differs in -ffinite-loop with only type changing

2024-09-15 Thread bouncy12578 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116723 Bug ID: 116723 Summary: performance differs in -ffinite-loop with only type changing Product: gcc Version: 13.2.0 Status: UNCONFIRMED Severity: normal

[Bug middle-end/116723] performance differs in -ffinite-loop with only type changing

2024-09-15 Thread bouncy12578 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116723 --- Comment #2 from Ye Xiong --- (In reply to Andrew Pinski from comment #1) > (p.f0 != (-18)) > > For uint16_t, this is always true and is an always infinite loop. While for > int16_t it is not and the loop is removed because you supplied -ffi

[Bug middle-end/117143] New: program crash under -O3 optimization or higher with function optimization flags assigned

2024-10-14 Thread bouncy12578 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117143 Bug ID: 117143 Summary: program crash under -O3 optimization or higher with function optimization flags assigned Product: gcc Version: 14.0 Status: UNCONFIRMED

[Bug middle-end/117243] New: program crash under -O3 optimization or higher

2024-10-20 Thread bouncy12578 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117243 Bug ID: 117243 Summary: program crash under -O3 optimization or higher Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: m

[Bug middle-end/117243] program crash under -O3 optimization or higher

2024-10-20 Thread bouncy12578 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117243 --- Comment #6 from Ye Xiong --- (In reply to Sam James from comment #1) > Trunk works. When param b is unsigned, trunk will crash.

[Bug middle-end/117243] program crash under -O3 optimization or higher

2024-10-20 Thread bouncy12578 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117243 --- Comment #5 from Ye Xiong --- (In reply to Sam James from comment #1) > Trunk works.

[Bug middle-end/117243] program crash under -O3 optimization or higher

2024-10-20 Thread bouncy12578 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117243 --- Comment #7 from Ye Xiong --- (In reply to Ye Xiong from comment #6) > (In reply to Sam James from comment #1) > > Trunk works. > > When param b is unsigned, trunk will crash. The original reduced file is: #include void foo(uint32_t a, u

[Bug middle-end/116749] New: program crash under -O3 optimization

2024-09-17 Thread bouncy12578 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116749 Bug ID: 116749 Summary: program crash under -O3 optimization Product: gcc Version: 13.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: middle-en

[Bug middle-end/116906] New: floating point exception under -O2 optimization

2024-09-30 Thread bouncy12578 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116906 Bug ID: 116906 Summary: floating point exception under -O2 optimization Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug middle-end/118258] New: dead code causes missed optimization at -O2

2024-12-31 Thread bouncy12578 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118258 Bug ID: 118258 Summary: dead code causes missed optimization at -O2 Product: gcc Version: 14.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: mi

[Bug c++/119999] New: Wrong Pointer Comparison in GCC 10/11/12/13 with -Os/-Oz Flags

2025-04-29 Thread bouncy12578 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=11 Bug ID: 11 Summary: Wrong Pointer Comparison in GCC 10/11/12/13 with -Os/-Oz Flags Product: gcc Version: 13.2.0 Status: UNCONFIRMED Severity: normal