Add "hasSection" flag in the Summary

Reviewers: tejohnson

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D19405

From: Mehdi Amini <mehdi.amini@apple.com>
llvm-svn: 267329

llvm/test/Bitcode/thinlto-summary-section.ll

@@ -0,0 +1,11 @@
+; Check the linkage types in both the per-module and combined summaries.
+; RUN: opt -module-summary %s -o %t.o
+; RUN: llvm-bcanalyzer -dump %t.o | FileCheck %s
+; RUN: llvm-lto -thinlto -o %t2 %t.o
+; RUN: llvm-bcanalyzer -dump %t2.thinlto.bc | FileCheck %s --check-prefix=COMBINED
+
+; CHECK: <PERMODULE {{.*}} op1=16
+; COMBINED-DAG: <COMBINED {{.*}} op1=16
+define void @functionWithSection() section "some_section" {
+    ret void
+}