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Diffstat (limited to 'dist/changes-5.4.2')
| -rw-r--r-- | dist/changes-5.4.2 | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/dist/changes-5.4.2 b/dist/changes-5.4.2 index e1ad9b6846..5827187e9e 100644 --- a/dist/changes-5.4.2 +++ b/dist/changes-5.4.2 @@ -34,6 +34,13 @@ information about a particular change. common EXIF-format (big-endian) was not working until 5.4.1. 5.4.2 restores the behavior of 5.4.0 and earlier for most EXIF-tagged JPEGs. EXIF orientation will be an opt-in starting with Qt 5.5. +- On x86 and x86-64 systems with ELF binaries (especially Linux), due to + a new optimization in GCC 5.x in combination with a recent version of + GNU binutils, compiling Qt applications with -fPIE is no longer + enough. Applications now need to be compiled with the -fPIC option if + Qt's option "reduce relocations" is active. Note that Clang is known + to generate incompatible code even with -fPIC if the -flto option is + active. **************************************************************************** * Library * |