Reland 4: [analyzer] NFC: Update test infrastructure to support multiple constraint managers

Summary: Replace calls to %clang/%clang_cc1 with %clang_analyze_cc1 when invoking static analyzer, and perform runtime substitution to select the appropriate constraint manager, per D28952.

Reviewers: xazax.hun, NoQ, zaks.anna, dcoughlin

Subscribers: mgorny, rgov, mikhail.ramalho, a.sidorin, cfe-commits

Differential Revision: https://reviews.llvm.org/D30373

llvm-svn: 296895
diff --git a/clang/test/Analysis/kmalloc-linux.c b/clang/test/Analysis/kmalloc-linux.c
index 87c1107..bac7138 100644
--- a/clang/test/Analysis/kmalloc-linux.c
+++ b/clang/test/Analysis/kmalloc-linux.c
@@ -1,4 +1,4 @@
-// RUN: %clang -target x86_64-unknown-linux --analyze %s
+// RUN: %clang_analyze_cc1 -triple x86_64-unknown-linux %s
 
 #include "Inputs/system-header-simulator.h"