From 38f9cd4d696a729dcf832a62af0f2eb43908bafb Mon Sep 17 00:00:00 2001 From: Guillaume Gomez Date: Wed, 27 Nov 2019 13:51:38 +0100 Subject: [PATCH] Clean up E0080 long explanation --- src/librustc_error_codes/error_codes/E0080.md | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/src/librustc_error_codes/error_codes/E0080.md b/src/librustc_error_codes/error_codes/E0080.md index 262bf00d3854..273238a943b4 100644 --- a/src/librustc_error_codes/error_codes/E0080.md +++ b/src/librustc_error_codes/error_codes/E0080.md @@ -1,14 +1,18 @@ -This error indicates that the compiler was unable to sensibly evaluate a -constant expression that had to be evaluated. Attempting to divide by 0 -or causing integer overflow are two ways to induce this error. For example: +A constant value failed to get evaluated. + +Erroneous code example: ```compile_fail,E0080 enum Enum { X = (1 << 500), - Y = (1 / 0) + Y = (1 / 0), } ``` +This error indicates that the compiler was unable to sensibly evaluate a +constant expression that had to be evaluated. Attempting to divide by 0 +or causing an integer overflow are two ways to induce this error. + Ensure that the expressions given can be evaluated as the desired integer type. See the FFI section of the Reference for more information about using a custom integer type: