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authorJay Berkenbilt <ejb@ql.org>2013-03-27 22:36:28 +0100
committerJay Berkenbilt <ejb@ql.org>2013-03-27 22:36:28 +0100
commit8e636ea6806ab5d1f1d05bafd0a192dad06d42b6 (patch)
treef9cc46d12bb2ca533364def909c95eb501f41625 /libqpdf/Pl_Flate.cc
parente8ddac89501e232205e1737a07ddb7d1c2425e4b (diff)
downloadqpdf-8e636ea6806ab5d1f1d05bafd0a192dad06d42b6.tar.zst
Protect gcc diagnostic pragmas with gcc version
Versions prior to 4.6 didn't allow gcc diagnostic pragmas with push and pop and to appear anywhere in the file. Just let the warning be there for those versions.
Diffstat (limited to 'libqpdf/Pl_Flate.cc')
-rw-r--r--libqpdf/Pl_Flate.cc4
1 files changed, 4 insertions, 0 deletions
diff --git a/libqpdf/Pl_Flate.cc b/libqpdf/Pl_Flate.cc
index be8ca8ba..297cdac7 100644
--- a/libqpdf/Pl_Flate.cc
+++ b/libqpdf/Pl_Flate.cc
@@ -77,8 +77,10 @@ Pl_Flate::handleData(unsigned char* data, int len, int flush)
// deflateInit and inflateInit are macros that use old-style
// casts.
#ifdef __GNUC__
+# if ((__GNUC__ * 100) + __GNUC_MINOR__) >= 406
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wold-style-cast"
+# endif
#endif
if (this->action == a_deflate)
{
@@ -89,7 +91,9 @@ Pl_Flate::handleData(unsigned char* data, int len, int flush)
err = inflateInit(&zstream);
}
#ifdef __GNUC__
+# if ((__GNUC__ * 100) + __GNUC_MINOR__) >= 406
# pragma GCC diagnostic pop
+# endif
#endif
checkError("Init", err);