--- a/clang-17.0.6.src/lib/Driver/ToolChains/Gnu.cpp	2023-10-31 14:00:30.000000000 +0600
+++ b/clang-17.0.6.src/lib/Driver/ToolChains/Gnu.cpp	2023-11-21 18:49:10.488706821 +0600
@@ -2061,6 +2061,18 @@
   return GCC_INSTALL_PREFIX;
 }
 
+/// This function takes a 'clang' triple and converts it to an equivalent gcc
+/// triple.
+static const char *ConvertToGccTriple(StringRef CandidateTriple) {
+  return llvm::StringSwitch<const char *>(CandidateTriple)
+      .Case("aarch64-redhat-linux-gnu", "aarch64-redhat-linux")
+      .Case("i686-redhat-linux-gnu", "i686-redhat-linux")
+      .Case("ppc64le-redhat-linux-gnu", "ppc64le-redhat-linux")
+      .Case("s390x-redhat-linux-gnu", "s390x-redhat-linux")
+      .Case("x86_64-redhat-linux-gnu", "x86_64-redhat-linux")
+      .Default(NULL);
+}
+
 /// Initialize a GCCInstallationDetector from the driver.
 ///
 /// This performs all of the autodetection and sets up the various paths.
@@ -2081,6 +2093,16 @@
   // The compatible GCC triples for this particular architecture.
   SmallVector<StringRef, 16> CandidateTripleAliases;
   SmallVector<StringRef, 16> CandidateBiarchTripleAliases;
+
+  // In some cases gcc uses a slightly different triple than clang for the
+  // same target.  Convert the clang triple to the gcc equivalent and use that
+  // to search for the gcc install.
+  const char *ConvertedTriple = ConvertToGccTriple(TargetTriple.str());
+  if (ConvertedTriple) {
+    CandidateTripleAliases.push_back(ConvertedTriple);
+    CandidateBiarchTripleAliases.push_back(ConvertedTriple);
+  }
+
   CollectLibDirsAndTriples(TargetTriple, BiarchVariantTriple, CandidateLibDirs,
                            CandidateTripleAliases, CandidateBiarchLibDirs,
                            CandidateBiarchTripleAliases);