[sfnt] Support Intel compilers.

* src/sfnt/pngshim.c (premultiply_data): Intel compilers do not currently support `__builtin_shuffle'.
5 years ago · d924c5cf7e
parent a4429959b0
commit d924c5cf7e
2 changed files with 13 additions and 1 deletions
--- a/7
+++ b/7
@ -1,3 +1,10 @@
+2020-06-19  Stephen McDowell  <svenevs.dev@gmail.com>
+
+	[sfnt] Support Intel compilers.
+
+	* src/sfnt/pngshim.c (premultiply_data): Intel compilers do not
+	currently support `__builtin_shuffle'.
+
 2020-06-19  Sebastian Rasmussen  <sebras@gmail.com>

 	[base] Fix memory leak (#58611).
--- a/src/sfnt/pngshim.c
+++ b/src/sfnt/pngshim.c
@ -60,7 +60,12 @@
    /* predates clang; the `__BYTE_ORDER__' preprocessor symbol was */
    /* introduced in gcc 4.6 and clang 3.2, respectively.           */
    /* `__builtin_shuffle' for gcc was introduced in gcc 4.7.0.     */
-#if ( ( defined( __GNUC__ )                                &&             \
+    /*                                                              */
+    /* Intel compilers do not currently support __builtin_shuffle;  */
+
+    /* The Intel check must be first. */
+#if !defined( __INTEL_COMPILER )                                       && \
+    ( ( defined( __GNUC__ )                                &&             \
        ( ( __GNUC__ >= 5 )                              ||               \
        ( ( __GNUC__ == 4 ) && ( __GNUC_MINOR__ >= 7 ) ) ) )         ||   \
      ( defined( __clang__ )                                       &&     \