[Bug c/114507] New: FR: Randomize order of evluation of function of arguments

2024-03-27 Thread vt at altlinux dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114507 Bug ID: 114507 Summary: FR: Randomize order of evluation of function of arguments Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug middle-end/106470] Subscribed access to __m256i casted to (uint16_t *) produces garbage or a warning

2022-07-28 Thread vt at altlinux dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106470 --- Comment #5 from Vitaly Chikunov --- I experimented with `_mm256_extract_epi16` too and loop liek this worked too: ``` # pragma GCC unroll 16 for (size_t i = 0; i < 16; i++) { printf(" %04x",

[Bug middle-end/106470] Subscribed access to __m256i casted to (uint16_t *) produces garbage or a warning

2022-07-28 Thread vt at altlinux dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106470 --- Comment #4 from Vitaly Chikunov --- Andrew, thanks for the quick answer and example! I wish that warning was a bit more enlightening, and in the first case it is not quietly compiles producing incorrect code (which is only found by

[Bug c/106470] New: Subscribed access to __m256i casted to (uint16_t *) produces garbage or a warning

2022-07-28 Thread vt at altlinux dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106470 Bug ID: 106470 Summary: Subscribed access to __m256i casted to (uint16_t *) produces garbage or a warning Product: gcc Version: 12.1.1 Status: UNCONFIRMED

[Bug analyzer/103685] false positive error: dereference of NULL ‘params’ [CWE-476]

2022-01-20 Thread vt at altlinux dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103685 --- Comment #5 from Vitaly Chikunov --- (In reply to David Malcolm from comment #4) > Seems to be fixed on trunk for gcc 12; feel free to reopen if this reoccurs > with gcc 12 onwards. Thanks!

[Bug analyzer/103685] false positive error: dereference of NULL ‘params’ [CWE-476]

2021-12-13 Thread vt at altlinux dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103685 --- Comment #2 from Vitaly Chikunov --- Created attachment 51995 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51995=edit reproducer created with -save-temps gost-engine (master *)$ gcc -v -DHAVE_ADDCARRY_U64 -DL_ENDIAN -O2 -g

[Bug analyzer/103685] New: false positive error: dereference of NULL ‘params’ [CWE-476]

2021-12-13 Thread vt at altlinux dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103685 Bug ID: 103685 Summary: false positive error: dereference of NULL ‘params’ [CWE-476] Product: gcc Version: 11.2.1 Status: UNCONFIRMED Severity: normal