http://llvm.org/bugs/show_bug.cgi?id=3218
Summary: ternary confuses literal format string detection
Product: clang
Version: unspecified
Platform: PC
OS/Version: Linux
Status: NEW
Severity: normal
Priority: P2
Component: parser
AssignedTo: [email protected]
ReportedBy: [email protected]
CC: [email protected]
Created an attachment (id=2306)
--> (http://llvm.org/bugs/attachment.cgi?id=2306)
simple test file demonstrating the problem
clang r61068 throws a spurious security warning when a the format string
argument is a ternary expression, even when both subexpressions are string
literals.
./base/spprint.c:121:15: warning: format string is not a string literal
(potentially insecure)
sprintf(str, (fabs(v) > 1 ? "%1.1f" : "%1.8f"), v);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Source file is from Ghostscript svn.
May be related to Bug 2965?
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