[VE] Disable -fsigaddr option for VE

VE needs to support integrated assembler and "nas".  This "nas"
doesn't recognize ".sigaddr" pseudo mnemonics, so need to disable
it.  This patch disable it on VE by default.  Also add a regression
test for that.

Reviewed By: simoll

Differential Revision: https://reviews.llvm.org/D91350

clang/lib/Driver/ToolChains/Clang.cpp

@@ -6365,11 +6365,10 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
   if (Args.hasFlag(options::OPT_faddrsig, options::OPT_fno_addrsig,
                    (TC.getTriple().isOSBinFormatELF() ||
                     TC.getTriple().isOSBinFormatCOFF()) &&
-                      !TC.getTriple().isPS4() &&
-                      !TC.getTriple().isOSNetBSD() &&
-                      !Distro(D.getVFS(), TC.getTriple()).IsGentoo() &&
-                      !TC.getTriple().isAndroid() &&
-                       TC.useIntegratedAs()))
+                       !TC.getTriple().isPS4() && !TC.getTriple().isVE() &&
+                       !TC.getTriple().isOSNetBSD() &&
+                       !Distro(D.getVFS(), TC.getTriple()).IsGentoo() &&
+                       !TC.getTriple().isAndroid() && TC.useIntegratedAs()))
     CmdArgs.push_back("-faddrsig");
 
   if (Arg *A = Args.getLastArg(options::OPT_fsymbol_partition_EQ)) {

clang/test/Driver/ve-toolchain.c

@@ -60,6 +60,23 @@
 // NOTINITARRAY: clang{{.*}} "-cc1"
 // NOTINITARRAY: "-fno-use-init-array"
 
+///-----------------------------------------------------------------------------
+/// Checking -faddrsig
+
+// RUN: %clang -### -target ve %s 2>&1 | FileCheck -check-prefix=DEFADDESIG %s
+// DEFADDESIG: clang{{.*}} "-cc1"
+// DEFADDESIG-NOT: "-faddrsig"
+
+// RUN: %clang -### -target ve %s -faddrsig 2>&1 | \
+// RUN:     FileCheck -check-prefix=ADDRSIG %s
+// ADDRSIG: clang{{.*}} "-cc1"
+// ADDRSIG: "-faddrsig"
+
+// RUN: %clang -### -target ve %s -fno-addrsig 2>&1 | \
+// RUN:     FileCheck -check-prefix=NOADDRSIG %s
+// NOADDRSIG: clang{{.*}} "-cc1"
+// NOADDRSIG-NOT: "-faddrsig"
+
 ///-----------------------------------------------------------------------------
 /// Checking exceptions