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Enable security checks for arc4random() on CloudABI as well. 

CloudABI also supports the arc4random() function. We can enable compiler
warnings for rand(), random() and *rand48() on this system as well.

llvm-svn: 231914
This commit is contained in:
Ed Schouten 2015-03-11 08:48:55 +00:00
parent 2b60d1eee5
commit e5bdc8516e
2 changed files with 5 additions and 0 deletions
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1
clang/lib/StaticAnalyzer/Checkers/CheckSecuritySyntaxOnly.cpp
View File

@ -28,6 +28,7 @@ using namespace ento;
static bool isArc4RandomAvailable(const ASTContext &Ctx) {
const llvm::Triple &T = Ctx.getTargetInfo().getTriple();
return T.getVendor() == llvm::Triple::Apple ||
T.getOS() == llvm::Triple::CloudABI ||
T.getOS() == llvm::Triple::FreeBSD ||
T.getOS() == llvm::Triple::NetBSD ||
T.getOS() == llvm::Triple::OpenBSD ||

4
clang/test/Analysis/security-syntax-checks.m
View File

@ -2,6 +2,10 @@
// RUN: %clang_cc1 -triple i386-apple-darwin10 -analyze -DUSE_BUILTINS -analyzer-checker=security.insecureAPI,security.FloatLoopCounter %s -verify
// RUN: %clang_cc1 -triple i386-apple-darwin10 -analyze -DVARIANT -analyzer-checker=security.insecureAPI,security.FloatLoopCounter %s -verify
// RUN: %clang_cc1 -triple i386-apple-darwin10 -analyze -DUSE_BUILTINS -DVARIANT -analyzer-checker=security.insecureAPI,security.FloatLoopCounter %s -verify
// RUN: %clang_cc1 -triple x86_64-unknown-cloudabi -analyze -analyzer-checker=security.insecureAPI,security.FloatLoopCounter %s -verify
// RUN: %clang_cc1 -triple x86_64-unknown-cloudabi -analyze -DUSE_BUILTINS -analyzer-checker=security.insecureAPI,security.FloatLoopCounter %s -verify
// RUN: %clang_cc1 -triple x86_64-unknown-cloudabi -analyze -DVARIANT -analyzer-checker=security.insecureAPI,security.FloatLoopCounter %s -verify
// RUN: %clang_cc1 -triple x86_64-unknown-cloudabi -analyze -DUSE_BUILTINS -DVARIANT -analyzer-checker=security.insecureAPI,security.FloatLoopCounter %s -verify
#ifdef USE_BUILTINS
# define BUILTIN(f) __builtin_ ## f