diff options
Diffstat (limited to 'results/classifier/deepseek-2-tmp/output/hypervisor/1841491')
| -rw-r--r-- | results/classifier/deepseek-2-tmp/output/hypervisor/1841491 | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/results/classifier/deepseek-2-tmp/output/hypervisor/1841491 b/results/classifier/deepseek-2-tmp/output/hypervisor/1841491 deleted file mode 100644 index 2d7f776b0..000000000 --- a/results/classifier/deepseek-2-tmp/output/hypervisor/1841491 +++ /dev/null @@ -1,36 +0,0 @@ - -floating point emulation can fail to set FE_UNDERFLOW - -Floating point emulation can fail to set FE_UNDERFLOW in some circumstances. This shows up often in glibc's "math" tests. A similar test is attached. - -This is similar to bug #1841442, but not the same problem, and I don't think the fix will be in the same code. - -On ppc64le native: --- -$ gcc -c -O2 fma.c -$ gcc -O2 test-fma.c fma.o -lm -o test-fma -$ ./test-fma $(./test-fma) -fma(0x1.ffffffffffffcp-1022, 0x1.0000000000001p-1, 0x0.0000000000001p-1022) -0x0 - -0xa000000 -FE_INEXACT FE_UNDERFLOW -0x1p-1022 --- - -On qemu-system-ppc64: --- -$ ./test-fma $(./test-fma) -fma(0x1.ffffffffffffcp-1022, 0x1.0000000000001p-1, 0x0.0000000000001p-1022) -0x0 - -0x2000000 -FE_INEXACT -0x1p-1022 --- - -QEMU versions vary, but not too much, and are pretty close to git HEAD: -- 586f3dced9 (HEAD -> master, origin/master, origin/HEAD) Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20190822' into staging -- 864ab31 Update version for v4.1.0-rc4 release - -There are worse symptoms on qemu-x86_64, but this is apparently not surprising per https://bugs.launchpad.net/qemu/+bug/1841442/comments/6. \ No newline at end of file |