Opened 9 years ago
Closed 9 years ago
#5987 closed defect (fixed)
Crash with gdal_grid on 64bit when AVX compile time enabled
| Reported by: | Even Rouault | Owned by: | warmerdam |
|---|---|---|---|
| Priority: | normal | Milestone: | 1.11.3 |
| Component: | default | Version: | unspecified |
| Severity: | normal | Keywords: | |
| Cc: |
Description
With some compilers (e.g. GCC 4.4), in -O2 mode, when AVX is available at compile time (not necessarily at runtime), the current implementation of GCC_CPUID zeroes the upper 32 bits of the %rbx register, causing crashes in some circumstances.
Change History (1)
comment:1 by , 9 years ago
| Milestone: | → 1.11.3 |
|---|---|
| Resolution: | → fixed |
| Status: | new → closed |
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trunk r29313, branches/2.0 r29314 (post RC1), branches/1.11 r29315 "gdal_grid: fix crash in optimized mode with GCC 4.4 on 64bit (#5987)"