From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- compiler/rustc_error_codes/src/error_codes/E0054.md | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 compiler/rustc_error_codes/src/error_codes/E0054.md (limited to 'compiler/rustc_error_codes/src/error_codes/E0054.md') diff --git a/compiler/rustc_error_codes/src/error_codes/E0054.md b/compiler/rustc_error_codes/src/error_codes/E0054.md new file mode 100644 index 000000000..c3eb375fb --- /dev/null +++ b/compiler/rustc_error_codes/src/error_codes/E0054.md @@ -0,0 +1,20 @@ +It is not allowed to cast to a bool. + +Erroneous code example: + +```compile_fail,E0054 +let x = 5; + +// Not allowed, won't compile +let x_is_nonzero = x as bool; +``` + +If you are trying to cast a numeric type to a bool, you can compare it with +zero instead: + +``` +let x = 5; + +// Ok +let x_is_nonzero = x != 0; +``` -- cgit v1.2.3