glsl: Define isnormal for Oracle Solaris Studio.

This patch fixes this Oracle Solaris Studio build error.

"../../src/glsl/ir_constant_expression.cpp", line 1398: Error: The function "isnormal" must have a prototype.

Signed-off-by: Vinson Lee <vlee@freedesktop.org>

diff --git a/src/glsl/ir_constant_expression.cpp b/src/glsl/ir_constant_expression.cpp
index 12641e5df10936e6e23364f0c2699bd20b4bcd2a..0efd1d5b3af9ad112cc13e65ea0f561c53724df0 100644 (file)
--- a/src/glsl/ir_constant_expression.cpp
+++ b/src/glsl/ir_constant_expression.cpp
@@ -45,6 +45,12 @@ static int isnormal(double x)
 {
    return _fpclass(x) == _FPCLASS_NN || _fpclass(x) == _FPCLASS_PN;
 }
+#elif defined(__SUNPRO_CC)
+#include <ieeefp.h>
+static int isnormal(double x)
+{
+   return fpclass(x) == FP_NORMAL;
+}
 #endif
 
 #if defined(_MSC_VER)