From 258fa75a7effd71d459e79d1e87163257e06d98f Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@pdimov.com>
Date: Sat, 20 Jan 2018 02:20:35 +0200
Subject: [PATCH] Add -fsanitize=undefined to Travis

---
 .travis.yml | 32 ++++++++++++++++++++++++++++++--
 1 file changed, 30 insertions(+), 2 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index f26d131..e8726df 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -96,7 +96,6 @@ matrix:
             - ubuntu-toolchain-r-test
 
     - os: linux
-      dist: trusty
       compiler: g++-7
       env: TOOLSET=gcc COMPILER=g++-7 CXXSTD=03,11,14,17
       addons:
@@ -106,6 +105,16 @@ matrix:
           sources:
             - ubuntu-toolchain-r-test
 
+    - os: linux
+      compiler: g++-7
+      env: UBSAN=1 TOOLSET=gcc COMPILER=g++-7 CXXSTD=03,11,14,17
+      addons:
+        apt:
+          packages:
+            - g++-7
+          sources:
+            - ubuntu-toolchain-r-test
+
     - os: linux
       compiler: clang++
       env: TOOLSET=clang COMPILER=clang++ CXXSTD=03,11
@@ -206,6 +215,17 @@ matrix:
             - ubuntu-toolchain-r-test
             - llvm-toolchain-trusty-5.0
 
+    - os: linux
+      compiler: clang++-5.0
+      env: UBSAN=1 TOOLSET=clang COMPILER=clang++-5.0 CXXSTD=03,11,14,1z
+      addons:
+        apt:
+          packages:
+            - clang-5.0
+          sources:
+            - ubuntu-toolchain-r-test
+            - llvm-toolchain-trusty-5.0
+
     - os: linux
       compiler: clang++-libc++
       env: TOOLSET=clang COMPILER=clang++-libc++ CXXSTD=03,11,14,1z
@@ -214,6 +234,14 @@ matrix:
           packages:
             - libc++-dev
 
+    - os: linux
+      compiler: clang++-libc++
+      env: UBSAN=1 TOOLSET=clang COMPILER=clang++-libc++ CXXSTD=03,11,14,1z
+      addons:
+        apt:
+          packages:
+            - libc++-dev
+
     - os: osx
       compiler: clang++
       env: TOOLSET=clang COMPILER=clang++ CXXSTD=03,11,14,1z
@@ -245,7 +273,7 @@ install:
 script:
   - |-
     echo "using $TOOLSET : : $COMPILER ;" > ~/user-config.jam
-  - ./b2 -j3 libs/smart_ptr/test toolset=$TOOLSET cxxstd=$CXXSTD
+  - ./b2 -j3 libs/smart_ptr/test toolset=$TOOLSET cxxstd=$CXXSTD ${UBSAN:+cxxflags=-fsanitize=undefined} ${UBSAN:+cxxflags=-fno-sanitize-recover=undefined} ${UBSAN:+linkflags=-fsanitize=undefined}
 
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