1 files changed, 6 insertions, 1 deletions
diff --git a/Source/cmRulePlaceholderExpander.cxx b/Source/cmRulePlaceholderExpander.cxx
index 254131b..6f40ec6 100644
--- a/Source/cmRulePlaceholderExpander.cxx
+++ b/Source/cmRulePlaceholderExpander.cxx
@@ -90,6 +90,11 @@ std::string cmRulePlaceholderExpander::ExpandRuleVariable(
       return replaceValues.AIXExports;
     }
   }
+  if (replaceValues.ISPCHeader) {
+    if (variable == "ISPC_HEADER") {
+      return replaceValues.ISPCHeader;
+    }
+  }
   if (replaceValues.Defines && variable == "DEFINES") {
     return replaceValues.Defines;
   }
@@ -261,7 +266,7 @@ std::string cmRulePlaceholderExpander::ExpandRuleVariable(
       this->VariableMappings["CMAKE_" + compIt->second +
                              "_COMPILE_OPTIONS_SYSROOT"];
 
-    // if there is a required first argument to the compiler add it
+    // if there are required arguments to the compiler add it
     // to the compiler string
     if (!compilerArg1.empty()) {
       ret += " ";