[Bug middle-end/94988] [11 Regression] FAIL: gcc.target/i386/pr64110.c scan-assembler vmovd[\\t ]

2024-02-15 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94988 --- Comment #11 from Richard Biener --- (In reply to Alexandre Oliva from comment #9) > ISTM that the test invokes undefined behavior because the assignment and the > increment in the loop both modify the same storage without an intervening >

[Bug middle-end/94988] [11 Regression] FAIL: gcc.target/i386/pr64110.c scan-assembler vmovd[\\t ]

2024-02-15 Thread aoliva at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94988 --- Comment #10 from Alexandre Oliva --- Reasoning that the concurrent stores invoke undefined behavior would enable us to assume that the stores don't alias, which invalidates the reasoning in comment 1. Alas, I don't think gimple preserves

[Bug middle-end/94988] [11 Regression] FAIL: gcc.target/i386/pr64110.c scan-assembler vmovd[\\t ]

2024-02-15 Thread aoliva at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94988 Alexandre Oliva changed: What|Removed |Added CC||aoliva at gcc dot gnu.org --- Comment

[Bug middle-end/94988] [11 Regression] FAIL: gcc.target/i386/pr64110.c scan-assembler vmovd[\\t ]

2020-06-16 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94988 --- Comment #8 from CVS Commits --- The master branch has been updated by Thomas Schwinge : https://gcc.gnu.org/g:2210ef7d3d68a027ec16476825049567953c7fa4 commit r11-1348-g2210ef7d3d68a027ec16476825049567953c7fa4 Author: Thomas Schwinge Date:

[Bug middle-end/94988] [11 Regression] FAIL: gcc.target/i386/pr64110.c scan-assembler vmovd[\\t ]

2020-05-12 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94988 Richard Biener changed: What|Removed |Added Status|REOPENED|RESOLVED Resolution|---

[Bug middle-end/94988] [11 Regression] FAIL: gcc.target/i386/pr64110.c scan-assembler vmovd[\\t ]

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94988 --- Comment #6 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:119a7db1e05c9741803b3ff93266b00fd535732a commit r11-320-g119a7db1e05c9741803b3ff93266b00fd535732a Author: Richard Biener Date:

[Bug middle-end/94988] [11 Regression] FAIL: gcc.target/i386/pr64110.c scan-assembler vmovd[\\t ]

2020-05-12 Thread ro at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94988 Rainer Orth changed: What|Removed |Added Resolution|FIXED |--- CC|

[Bug middle-end/94988] [11 Regression] FAIL: gcc.target/i386/pr64110.c scan-assembler vmovd[\\t ]

2020-05-11 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94988 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug middle-end/94988] [11 Regression] FAIL: gcc.target/i386/pr64110.c scan-assembler vmovd[\\t ]

2020-05-11 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94988 --- Comment #3 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:b6ff3ddecfa93d53867afaaa078f85fc848abbbd commit r11-272-gb6ff3ddecfa93d53867afaaa078f85fc848abbbd Author: Richard Biener Date:

[Bug middle-end/94988] [11 Regression] FAIL: gcc.target/i386/pr64110.c scan-assembler vmovd[\\t ]

2020-05-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94988 --- Comment #2 from Richard Biener --- (In reply to Richard Biener from comment #1) > Ah, forgot to update this testcase. This is another instance of PR57359, > that is, we may not sink the store to b across the store to *b since b may > point

[Bug middle-end/94988] [11 Regression] FAIL: gcc.target/i386/pr64110.c scan-assembler vmovd[\\t ]

2020-05-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94988 Richard Biener changed: What|Removed |Added Keywords||missed-optimization Last