From 5b7e4ac1f69c88c6bf1d46e92a41e60ea666c753 Mon Sep 17 00:00:00 2001
From: Nirbheek Chauhan <nirbheek@centricular.com>
Date: Thu, 11 Aug 2016 16:25:58 +0530
Subject: [PATCH] compilers: Always return a copy of the exelist

The consumer might append to it, which will mess up the original object
---
 mesonbuild/compilers.py | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/mesonbuild/compilers.py b/mesonbuild/compilers.py
index 30eecec59..d020033c5 100644
--- a/mesonbuild/compilers.py
+++ b/mesonbuild/compilers.py
@@ -1255,7 +1255,7 @@ class ValaCompiler(Compiler):
         return False # Because compiles into C.
 
     def get_exelist(self):
-        return self.exelist
+        return self.exelist[:]
 
     def get_werror_args(self):
         return ['--fatal-warnings']
@@ -1299,7 +1299,7 @@ class RustCompiler(Compiler):
         return ' '.join(self.exelist)
 
     def get_exelist(self):
-        return self.exelist
+        return self.exelist[:]
 
     def get_id(self):
         return self.id
@@ -1343,7 +1343,7 @@ class SwiftCompiler(Compiler):
         return self.id
 
     def get_linker_exelist(self):
-        return self.exelist
+        return self.exelist[:]
 
     def name_string(self):
         return ' '.join(self.exelist)
@@ -1352,7 +1352,7 @@ class SwiftCompiler(Compiler):
         return True
 
     def get_exelist(self):
-        return self.exelist
+        return self.exelist[:]
 
     def get_werror_args(self):
         return ['--fatal-warnings']
@@ -1973,7 +1973,7 @@ class FortranCompiler(Compiler):
         return ' '.join(self.exelist)
 
     def get_exelist(self):
-        return self.exelist
+        return self.exelist[:]
 
     def get_language(self):
         return self.language
@@ -2240,7 +2240,7 @@ class VisualStudioLinker():
         self.exelist = exelist
 
     def get_exelist(self):
-        return self.exelist
+        return self.exelist[:]
 
     def get_std_link_args(self):
         return []
@@ -2292,7 +2292,7 @@ class ArLinker():
         return []
 
     def get_exelist(self):
-        return self.exelist
+        return self.exelist[:]
 
     def get_std_link_args(self):
         return self.std_args