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[analyzer] New flag to print all -analyzer-config options
A new -cc1 flag is avaible for the said purpose: -analyzer-config-help Differential Revision: https://reviews.llvm.org/D53296 llvm-svn: 345989
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// RUN: %clang_cc1 -analyzer-config-help 2>&1 | FileCheck %s | ||
// CHECK: OVERVIEW: Clang Static Analyzer -analyzer-config Option List | ||
// | ||
// CHECK: USAGE: clang -cc1 [CLANG_OPTIONS] -analyzer-config <OPTION1=VALUE,OPTION2=VALUE,...> | ||
// | ||
// CHCEK: clang -cc1 [CLANG_OPTIONS] -analyzer-config OPTION1=VALUE, -analyzer-config OPTION2=VALUE, ... | ||
// | ||
// CHECK: clang [CLANG_OPTIONS] -Xclang -analyzer-config -Xclang<OPTION1=VALUE,OPTION2=VALUE,...> | ||
// | ||
// CHECK: clang [CLANG_OPTIONS] -Xclang -analyzer-config -Xclang OPTION1=VALUE, -Xclang -analyzer-config -Xclang OPTION2=VALUE, ... | ||
// | ||
// | ||
// CHECK: OPTIONS: | ||
// | ||
// CHECK: aggressive-binary-operation-simplification | ||
// CHECK: (bool) Whether SValBuilder should rearrange | ||
// CHECK: comparisons and additive operations of symbolic | ||
// CHECK: expressions which consist of a sum of a | ||
// CHECK: symbol and a concrete integer into the format | ||
// CHECK: where symbols are on the left-hand side | ||
// CHECK: and the integer is on the right. This is | ||
// CHECK: only done if both symbols and both concrete | ||
// CHECK: integers are signed, greater than or equal | ||
// CHECK: to the quarter of the minimum value of the | ||
// CHECK: type and less than or equal to the quarter | ||
// CHECK: of the maximum value of that type. A + n | ||
// CHECK: <OP> B + m becomes A - B <OP> m - n, where | ||
// CHECK: A and B symbolic, n and m are integers. | ||
// CHECK: <OP> is any of '==', '!=', '<', '<=', '>', | ||
// CHECK: '>=', '+' or '-'. The rearrangement also | ||
// CHECK: happens with '-' instead of '+' on either | ||
// CHECK: or both side and also if any or both integers | ||
// CHECK: are missing. (default: false) |