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-rw-r--r-- | docs/README.TESTING | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/README.TESTING b/docs/README.TESTING index 4e0138a..53dd8db 100644 --- a/docs/README.TESTING +++ b/docs/README.TESTING @@ -62,3 +62,9 @@ timeout the default timeout is 5 seconds. Some test may have infinite loops when compiled against old versions of the GD library (esp. 2.0.33 or earlier) +Some features rely on floating point arithmetics and results may vary from +one architecture to another. +Examples: +on i686, gdimagerotate/bug00067 will faill. The result is still viusally +acceptable but i686 default arithmetic mode will generate different results. +Adding "-msse -mfpmath=sse" to CFLAGS will solve this difference. |