summaryrefslogtreecommitdiffstats
path: root/config/gnu-warnings/developer-4.8
diff options
context:
space:
mode:
authorLarry Knox <lrknox@hdfgroup.org>2020-05-18 19:28:51 (GMT)
committerLarry Knox <lrknox@hdfgroup.org>2020-05-18 19:28:51 (GMT)
commitfcd87d2569ca4d8396c7db4eddb46cab04010abf (patch)
treefdd61c5aeeaf2ba4cf440177ef6d34f46d19741c /config/gnu-warnings/developer-4.8
parent820363aa6d4e1dd1705237ee16cbf19f7649a4a0 (diff)
downloadhdf5-fcd87d2569ca4d8396c7db4eddb46cab04010abf.zip
hdf5-fcd87d2569ca4d8396c7db4eddb46cab04010abf.tar.gz
hdf5-fcd87d2569ca4d8396c7db4eddb46cab04010abf.tar.bz2
Revise gnu-*flags and cmake/HDF*CompilerFlags.cmake files to add warning
flags for GCC compilers version 4.8 and above. Removed files from gnu-warnings that only apply to versions < 4.8. Consolidated warnings from versions < 4.8 that apply to versions >= 4.8 into the 4.8 warnings files.
Diffstat (limited to 'config/gnu-warnings/developer-4.8')
-rw-r--r--config/gnu-warnings/developer-4.822
1 files changed, 22 insertions, 0 deletions
diff --git a/config/gnu-warnings/developer-4.8 b/config/gnu-warnings/developer-4.8
index b0109e2..fd76f6c 100644
--- a/config/gnu-warnings/developer-4.8
+++ b/config/gnu-warnings/developer-4.8
@@ -1 +1,23 @@
+# developer warning flags added for GCC >= 4.5
+#
+# -Wjump-misses-init makes lots of noise for a questionable benefit.
+# Can jumping over an initialization in C cause any harm, if
+# the variable is never *used* before it has been initialized?
+#
+-Wjump-misses-init
+-Wunsuffixed-float-constants
+
+# developer warning flag added for GCC >= 4.6
+-Wsuggest-attribute=const
+
+# developer warning flags added for GCC >= 4.7
+-Wsuggest-attribute=noreturn
+-Wsuggest-attribute=pure
+#
+# It's not clear that -Wvector-operation-performance warnings are
+# actionable, so they are demoted to "developer" warnings.
+#
+-Wvector-operation-performance
+
+# developer warning flag added for GCC >= 4.8
-Wsuggest-attribute=format