From 97418c39fb279d06d5f428e46b4d3fde9a1e196b Mon Sep 17 00:00:00 2001
From: Dan Liew <daniel.liew@imperial.ac.uk>
Date: Sun, 14 Sep 2014 13:57:38 +0100
Subject: Remove dependence on the bc tool. Use python instead because we are
 already dependent on it.

---
 .travis.yml         | 2 --
 tools/klee/Makefile | 2 +-
 2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 2465fba8..2675e3a8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -55,8 +55,6 @@ before_install:
     - sudo update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-3.4 20
     # Install lit (llvm-lit is not available)
     - sudo pip install lit
-    # Gross! tools/klee/Makefile depends on "bc"
-    - sudo apt-get install bc
     # Setup out of source build
     - export KLEE_SRC=`pwd`
     - cd ../
diff --git a/tools/klee/Makefile b/tools/klee/Makefile
index e526f2a2..03b387c0 100644
--- a/tools/klee/Makefile
+++ b/tools/klee/Makefile
@@ -15,7 +15,7 @@ include $(LEVEL)/Makefile.config
 USEDLIBS = kleeCore.a kleeBasic.a kleeModule.a  kleaverSolver.a kleaverExpr.a kleeSupport.a 
 LINK_COMPONENTS = jit bitreader bitwriter ipo linker engine
 
-ifeq ($(shell echo "$(LLVM_VERSION_MAJOR).$(LLVM_VERSION_MINOR) >= 3.3" | bc), 1)
+ifeq ($(shell python -c "print($(LLVM_VERSION_MAJOR).$(LLVM_VERSION_MINOR) >= 3.3)"), True)
 LINK_COMPONENTS += irreader
 endif
 include $(LEVEL)/Makefile.common
-- 
cgit 1.4.1